CVE-2021-1117

Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.

CVSS v3 4.7 MEDIUM
CVSS v2.0 1.9 LOW

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://nvidia.custhelp.com/app/answers/detail/a_id/5230	Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5230	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nvidia:gpu_display_driver::::::windows::*
	cpe:2.3:a:nvidia:gpu_display_driver::::::windows::*
	cpe:2.3:a:nvidia:gpu_display_driver::::::windows::*
	cpe:2.3:a:nvidia:gpu_display_driver::::::windows::*

History

21 Nov 2024, 05:43

Type	Values Removed	Values Added
References	~~() https://nvidia.custhelp.com/app/answers/detail/a_id/5230 - Vendor Advisory~~	() https://nvidia.custhelp.com/app/answers/detail/a_id/5230 - Vendor Advisory
CVSS	v2 : ~~1.9~~ v3 : ~~5.5~~	v2 : 1.9 v3 : 4.7

Information

Published : 2021-10-27 21:15

Updated : 2024-11-21 05:43

NVD link : CVE-2021-1117

Mitre link : CVE-2021-1117

CVE.ORG link : CVE-2021-1117

JSON object : View

Products Affected

nvidia

gpu_display_driver

CWE

CWE-129

Improper Validation of Array Index

{"id": "CVE-2021-1117", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 1.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@nvidia.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.0}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2021-10-27T21:15:07.553", "references": [{"url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5230", "tags": ["Vendor Advisory"], "source": "psirt@nvidia.com"}, {"url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5230", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "psirt@nvidia.com", "description": [{"lang": "en", "value": "CWE-129"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-129"}]}], "descriptions": [{"lang": "en", "value": "Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service."}, {"lang": "es", "value": "Windows contiene una vulnerabilidad en el manejador de la capa de modo de kernel (nvlddmkm.sys) para DxgkDdiEscape, donde un atacante mediante una configuraci\u00f3n espec\u00edfica y con acceso local no privilegiado al sistema puede causar una comprobaci\u00f3n inapropiada de la entrada, lo que puede conllevar a una denegaci\u00f3n de servicio"}], "lastModified": "2024-11-21T05:43:37.857", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "C5978F56-05D4-4292-86EA-12479B022DFE", "versionEndExcluding": "392.68", "versionStartIncluding": "390"}, {"criteria": "cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "96422D54-0F78-4683-8A67-B2DF7BAA4EF8", "versionEndExcluding": "463.15", "versionStartIncluding": "460"}, {"criteria": "cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "AA5F4D02-CC80-4CAE-A2C3-135A710AC22E", "versionEndExcluding": "472.39", "versionStartIncluding": "470"}, {"criteria": "cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "8E8E59DB-063B-4BF5-92C1-AC78D59BB6D0", "versionEndExcluding": "496.49", "versionStartIncluding": "495"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@nvidia.com"}